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  <div class="section" id="mindspore-nn-probability">
<h1>mindspore.nn.probability<a class="headerlink" href="#mindspore-nn-probability" title="Permalink to this headline">¶</a></h1>
<p>用于构造概率网络的高级组件。</p>
<div class="section" id="bijectors">
<h2>Bijectors<a class="headerlink" href="#bijectors" title="Permalink to this headline">¶</a></h2>
<table class="longtable docutils align-default">
<colgroup>
<col style="width: 10%" />
<col style="width: 60%" />
<col style="width: 30%" />
</colgroup>
<tbody>
<tr class="row-odd"><td><p>接口名</p></td>
<td><p>概述</p></td>
<td><p>支持平台</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.Bijector.html#mindspore.nn.probability.bijector.Bijector" title="mindspore.nn.probability.bijector.Bijector"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.Bijector</span></code></a></p></td>
<td><p>Bijector类。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.Exp.html#mindspore.nn.probability.bijector.Exp" title="mindspore.nn.probability.bijector.Exp"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.Exp</span></code></a></p></td>
<td><p>指数Bijector（Exponential Bijector）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.GumbelCDF.html#mindspore.nn.probability.bijector.GumbelCDF" title="mindspore.nn.probability.bijector.GumbelCDF"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.GumbelCDF</span></code></a></p></td>
<td><p>GumbelCDF Bijector。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.Invert.html#mindspore.nn.probability.bijector.Invert" title="mindspore.nn.probability.bijector.Invert"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.Invert</span></code></a></p></td>
<td><p>逆映射Bijector（Invert Bijector）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.PowerTransform.html#mindspore.nn.probability.bijector.PowerTransform" title="mindspore.nn.probability.bijector.PowerTransform"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.PowerTransform</span></code></a></p></td>
<td><p>乘方Bijector（PowerTransform Bijector）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.ScalarAffine.html#mindspore.nn.probability.bijector.ScalarAffine" title="mindspore.nn.probability.bijector.ScalarAffine"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.ScalarAffine</span></code></a></p></td>
<td><p>标量仿射Bijector（Scalar Affine Bijector）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.bijector.Softplus.html#mindspore.nn.probability.bijector.Softplus" title="mindspore.nn.probability.bijector.Softplus"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.bijector.Softplus</span></code></a></p></td>
<td><p>Softplus Bijector。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="distributions">
<h2>Distributions<a class="headerlink" href="#distributions" title="Permalink to this headline">¶</a></h2>
<table class="longtable docutils align-default">
<colgroup>
<col style="width: 10%" />
<col style="width: 60%" />
<col style="width: 30%" />
</colgroup>
<tbody>
<tr class="row-odd"><td><p>接口名</p></td>
<td><p>概述</p></td>
<td><p>支持平台</p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Bernoulli.html#mindspore.nn.probability.distribution.Bernoulli" title="mindspore.nn.probability.distribution.Bernoulli"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Bernoulli</span></code></a></p></td>
<td><p>伯努利分布（Bernoulli Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Beta.html#mindspore.nn.probability.distribution.Beta" title="mindspore.nn.probability.distribution.Beta"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Beta</span></code></a></p></td>
<td><p>Beta 分布（Beta Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Categorical.html#mindspore.nn.probability.distribution.Categorical" title="mindspore.nn.probability.distribution.Categorical"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Categorical</span></code></a></p></td>
<td><p>分类分布。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Cauchy.html#mindspore.nn.probability.distribution.Cauchy" title="mindspore.nn.probability.distribution.Cauchy"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Cauchy</span></code></a></p></td>
<td><p>柯西分布（Cauchy distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Distribution.html#mindspore.nn.probability.distribution.Distribution" title="mindspore.nn.probability.distribution.Distribution"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Distribution</span></code></a></p></td>
<td><p>所有分布的基类。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Exponential.html#mindspore.nn.probability.distribution.Exponential" title="mindspore.nn.probability.distribution.Exponential"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Exponential</span></code></a></p></td>
<td><p>指数分布（Exponential Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Gamma.html#mindspore.nn.probability.distribution.Gamma" title="mindspore.nn.probability.distribution.Gamma"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Gamma</span></code></a></p></td>
<td><p>伽马分布（Gamma distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Geometric.html#mindspore.nn.probability.distribution.Geometric" title="mindspore.nn.probability.distribution.Geometric"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Geometric</span></code></a></p></td>
<td><p>几何分布（Geometric Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Gumbel.html#mindspore.nn.probability.distribution.Gumbel" title="mindspore.nn.probability.distribution.Gumbel"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Gumbel</span></code></a></p></td>
<td><p>Gumbel分布（Gumbel distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Logistic.html#mindspore.nn.probability.distribution.Logistic" title="mindspore.nn.probability.distribution.Logistic"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Logistic</span></code></a></p></td>
<td><p>Logistic分布（Logistic distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.LogNormal.html#mindspore.nn.probability.distribution.LogNormal" title="mindspore.nn.probability.distribution.LogNormal"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.LogNormal</span></code></a></p></td>
<td><p>对数正态分布（LogNormal distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Normal.html#mindspore.nn.probability.distribution.Normal" title="mindspore.nn.probability.distribution.Normal"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Normal</span></code></a></p></td>
<td><p>正态分布（Normal distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Poisson.html#mindspore.nn.probability.distribution.Poisson" title="mindspore.nn.probability.distribution.Poisson"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Poisson</span></code></a></p></td>
<td><p>泊松分布（Poisson Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code></p></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.TransformedDistribution.html#mindspore.nn.probability.distribution.TransformedDistribution" title="mindspore.nn.probability.distribution.TransformedDistribution"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.TransformedDistribution</span></code></a></p></td>
<td><p>转换分布（Transformed Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="nn_probability/mindspore.nn.probability.distribution.Uniform.html#mindspore.nn.probability.distribution.Uniform" title="mindspore.nn.probability.distribution.Uniform"><code class="xref py py-obj docutils literal notranslate"><span class="pre">mindspore.nn.probability.distribution.Uniform</span></code></a></p></td>
<td><p>均匀分布（Uniform Distribution）。</p></td>
<td><p><code class="docutils literal notranslate"><span class="pre">Ascend</span></code> <code class="docutils literal notranslate"><span class="pre">GPU</span></code></p></td>
</tr>
</tbody>
</table>
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